This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 1 |
| 3 | 5 |
| 4 | 6 |
| 5 | 1 |
| 6 | 7 |
| 7 | 15 |
| 8 | 9 |
| 9 | 1 |
| 10 | 9 |
| 11 | 28 |
| 12 | 30 |
| 13 | 12 |
| 14 | 1 |
| 15 | 11 |
| 16 | 45 |
| 17 | 70 |
| 18 | 50 |
| 19 | 15 |
| 20 | 1 |
| 21 | 13 |
| 22 | 66 |
| 23 | 135 |
| 24 | 140 |
| 25 | 75 |
| 26 | 18 |
| 27 | 1 |
| 28 | 15 |
| 29 | 91 |
| 30 | 231 |
| 31 | 315 |
| 32 | 245 |
| 33 | 105 |
| 34 | 21 |
| 35 | 1 |
| 36 | 17 |
| 37 | 120 |
| 38 | 364 |
| 39 | 616 |
| 40 | 630 |
| 41 | 392 |
| 42 | 140 |
| 43 | 24 |
| 44 | 1 |
| 45 | 19 |
| 46 | 153 |
| 47 | 540 |
| 48 | 1092 |
| 49 | 1386 |
| 50 | 1134 |
| 51 | 588 |
| 52 | 180 |
| 53 | 27 |
| 54 | 1 |